I pushed the process forward by saying, 'We should do this, this, and this right now. Please find the budget for me to find a structural engineer, a mechanical engineer, a civil engineer, so we can do the preliminary work.

When I was in the Army, the unit I served in, you could never stop. It was a volunteer unit, and there was a fairly high rate of attrition. The people who stayed through are the people who were either great at it or the people who just didn't know how to stop. And I fell into that second category.

It sounds really over the top to say you're responsible for the city of New York, but I do feel responsibility to the city of New York, to this country, to people everywhere. So many people were affected by the events of September 11, and I feel this is one of the ways that that event will be understood and defined.

There are bound to be differences in any artistic collaboration with landscape elements, or theater, of lighting elements.

As architects we are often involved in the concrete-steel-and-glass aspect of it, but cities are social structures, and to be involved in imagining the future of cities and the type of relationships and the types of places that we're making is something that intrigues me very much.

I really appreciate artists of the 20th century, and I can see a lot of their influence on my work, but to suggest that my design only fits within an 'ism' kind of bothers me.

I think my desire to imagine a future for this site came out of trying to come to terms with the emotions that day aroused.

I believe that people are fundamentally are decent. And, yes, you will have people that sometimes will misbehave.